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The Filtr Library
Additive · Filtr file

E466

Sodium Carboxymethylcellulose

Emulsifier shown to disrupt gut microbiome in studies.

MODERATEPenalty−3 ptsFSANZPERMITTEDBanned in—
FILE · E466
ModerateFiltr penalty−3 pts
ISSUED · 06.2026
01 / 04What it is

E466 in plain English

CMC is a common emulsifier in ice cream and baked goods. A 2022 Nature Communications study found it disrupted the gut microbiome and inflammatory markers in humans.

Emulsifier shown to disrupt gut microbiome in studies.

02 / 04Why it's used

It holds oil and water together.

To hold oil and water together — the workhorse of creamy textures, smooth sauces, stable mayonnaises and long-life ice cream.

emulsifier
03 / 04Health concerns

Mixed evidence — worth knowing.

Mixed evidence — some regulators restrict, others permit.

04 / 04Regulatory status

How the world's regulators rule

Australia · FSANZ
Permitted
Banned jurisdictions
None recorded
Filtr risk tier
Moderate
Filtr score penalty
−3 points
Category
Emulsifier

Sources & further reading

01 citation